include/hw/misc/lasi.h

   1 /*
   2  * HP-PARISC Lasi chipset emulation.
   3  *
   4  * (C) 2019 by Helge Deller <deller@gmx.de>
   5  *
   6  * This work is licensed under the GNU GPL license version 2 or later.
   7  *
   8  * Documentation available at:
   9  * https://parisc.wiki.kernel.org/images-parisc/7/79/Lasi_ers.pdf
  10  */
  11
  12 #ifndef LASI_H
  13 #define LASI_H
  14
  15 #include "exec/address-spaces.h"
  16 #include "hw/pci/pci_host.h"
  17 #include "hw/boards.h"
  18
  19 #define TYPE_LASI_CHIP "lasi-chip"
  20 OBJECT_DECLARE_SIMPLE_TYPE(LasiState, LASI_CHIP)
  21
  22 #define LASI_IRR        0x00    /* RO */
  23 #define LASI_IMR        0x04
  24 #define LASI_IPR        0x08
  25 #define LASI_ICR        0x0c
  26 #define LASI_IAR        0x10
  27
  28 #define LASI_LPT        0x02000
  29 #define LASI_AUDIO      0x04000
  30 #define LASI_UART       0x05000
  31 #define LASI_LAN        0x07000
  32 #define LASI_RTC        0x09000
  33 #define LASI_FDC        0x0A000
  34
  35 #define LASI_PCR        0x0C000 /* LASI Power Control register */
  36 #define LASI_ERRLOG     0x0C004 /* LASI Error Logging register */
  37 #define LASI_VER        0x0C008 /* LASI Version Control register */
  38 #define LASI_IORESET    0x0C00C /* LASI I/O Reset register */
  39 #define LASI_AMR        0x0C010 /* LASI Arbitration Mask register */
  40 #define LASI_IO_CONF    0x7FFFE /* LASI primary configuration register */
  41 #define LASI_IO_CONF2   0x7FFFF /* LASI secondary configuration register */
  42
  43 #define LASI_BIT(x)     (1ul << (x))
  44 #define LASI_IRQ_BITS   (LASI_BIT(5) | LASI_BIT(7) | LASI_BIT(8) | LASI_BIT(9) \
  45             | LASI_BIT(13) | LASI_BIT(14) | LASI_BIT(16) | LASI_BIT(17) \
  46             | LASI_BIT(18) | LASI_BIT(19) | LASI_BIT(20) | LASI_BIT(21) \
  47             | LASI_BIT(26))
  48
  49 #define ICR_BUS_ERROR_BIT  LASI_BIT(8)  /* bit 8 in ICR */
  50 #define ICR_TOC_BIT        LASI_BIT(1)  /* bit 1 in ICR */
  51
  52 #define LASI_IRQS           27
  53
  54 #define LASI_IRQ_HPA        14
  55 #define LASI_IRQ_UART_HPA   5
  56 #define LASI_IRQ_LPT_HPA    7
  57 #define LASI_IRQ_LAN_HPA    8
  58 #define LASI_IRQ_SCSI_HPA   9
  59 #define LASI_IRQ_AUDIO_HPA  13
  60 #define LASI_IRQ_PS2KBD_HPA 26
  61 #define LASI_IRQ_PS2MOU_HPA 26
  62
  63 struct LasiState {
  64     PCIHostState parent_obj;
  65
  66     uint32_t irr;
  67     uint32_t imr;
  68     uint32_t ipr;
  69     uint32_t icr;
  70     uint32_t iar;
  71
  72     uint32_t errlog;
  73     uint32_t amr;
  74     uint32_t rtc_ref;
  75
  76     MemoryRegion this_mem;
  77 };
  78
  79 #endif